Doctor profile · Federal record

Dr. Arthur Ohannessian, MD

Family Medicine Physician (CMS: Family Practice) · Santa Monica, CA

  • NPI 1477713139
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1920 Colorado Ave
Santa Monica, CA 904043414
(310) 319-4700
fax (310) 453-5106
Mailing address
5767 W Century Blvd Ste 400
Los Angeles, CA 900455631

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
January 27, 2025
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A111094

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477713139. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
40
Distinct HCPCS
1
Medicare allowed
$5,563
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 40 20 $139

In context: peer comparison

Among 47 peers in this city , average services per provider: 65. This provider delivers 0.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
105
Patients
0
Total drug cost
$20,067
Drug Type Claims Patients Total cost
Losartan Potassium Generic 32 0 $388
Famotidine Generic 14 0 $131
Atorvastatin Calcium Generic 12 0 $157
Entresto (Sacubitril/Valsartan) Brand 12 0 $8,660
Gabapentin Generic 12 0 $106
Meclizine Hcl Generic 12 0 $312
Humalog Kwikpen U-100 (Insulin Lispro) Brand 11 0 $10,314

Frequently asked questions

Auto-generated from federal data
What is Dr. Arthur Ohannessian's medical specialty?
Dr. Arthur Ohannessian practices Family Medicine Physician in Santa Monica, CA.
Where does Dr. Arthur Ohannessian practice?
Dr. Arthur Ohannessian practices at 1920 Colorado Ave, Santa Monica, CA 904043414. Office phone: 3103194700.
What is Dr. Arthur Ohannessian's NPI?
Dr. Arthur Ohannessian's National Provider Identifier (NPI) is 1477713139, issued by NPPES.
Does Dr. Arthur Ohannessian accept Medicare assignment?
Yes. Dr. Arthur Ohannessian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Arthur Ohannessian commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.